AutoCodes – Toyota – P1730 Toyota

P1730 Toyota Code - Counter Gear Speed Sensor

Quick Answer

The Counter Gear Speed Sensor detects the rotation speed of the counter gear. Common causes include Faulty Counter Gear Speed Sensor, Counter Gear Speed Sensor harness is open or shorted, Counter Gear Speed Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1730 Toyota indicates Counter Gear Speed Sensor.
Common causes
Common causes include Faulty Counter Gear Speed Sensor, Counter Gear Speed Sensor harness is open or shorted, Counter Gear Speed Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 34,491
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 26, 2019
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Code P1730 Toyota Description

The Counter Gear Speed Sensor detects the rotation speed of the counter gear. By comparing the counter gear speed signal with the direct clutch speed sensor signal, the Engine Control Module (ECM) detects the shift timing of the gears and appropriately controls the engine torque and hydraulic pressure according to various conditions.
OBDII Code P1730 Toyota - Counter Gear Speed Sensor - AutoCodes.com
P1730 Toyota Code - Counter Gear Speed Sensor

What are the Possible Causes of the DTC P1730 Toyota?

  • Faulty Counter Gear Speed Sensor
  • Counter Gear Speed Sensor harness is open or shorted
  • Counter Gear Speed Sensor circuit poor electrical connection

How to Fix the DTC P1730 Toyota?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1730 Toyota code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P1730 Toyota code?

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Need Help with the Code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1730 Toyota Code

1. What are the common symptoms of OBDII code P1730 Toyota (Counter Gear Speed Sensor)?

The common symptoms include erratic shifting, transmission slipping, and the vehicle getting stuck in a single gear.

2. What can cause the OBDII code P1730 Toyota to trigger?

The code can be triggered by a faulty counter gear speed sensor, damaged wiring or connectors related to the sensor, or internal transmission issues.

3. How can I diagnose the issue related to the OBDII code P1730 Toyota?

Diagnosing the issue involves performing a visual inspection of the sensor and its wiring, checking for any damaged components, and using a scan tool to retrieve additional transmission fault codes.

4. What are some repair tips for fixing the OBDII code P1730 Toyota?

Repair tips include replacing the counter gear speed sensor if it is faulty, repairing or replacing damaged wiring or connectors, and ensuring proper transmission fluid levels.

5. Can I drive my vehicle with the OBDII code P1730 Toyota present?

It is not recommended to drive your vehicle with this code present as it can lead to further transmission damage and potentially unsafe driving conditions.

6. How much does it typically cost to repair the OBDII code P1730 Toyota?

The cost of repair can vary depending on the exact cause of the issue, but it may range from around $200 to $500 for parts and labor.

7. Is it possible to reset the OBDII code P1730 Toyota without repairing the issue?

While you can clear the code using a scan tool, it is not recommended as the underlying issue causing the code will still exist and can lead to further problems.

8. Can a DIY enthusiast fix the OBDII code P1730 Toyota at home?

Depending on your skill level and access to tools, it is possible to replace the counter gear speed sensor and perform basic wiring repairs at home. However, more complex transmission issues may require professional assistance.

9. How long does it take to repair the OBDII code P1730 Toyota?

The repair time can vary based on the exact cause of the issue and the expertise of the technician, but it may take anywhere from a few hours to a full day to complete the repair.

10. How can I prevent the OBDII code P1730 Toyota from recurring in the future?

Regularly servicing your vehicle, checking transmission fluid levels, and addressing any warning signs promptly can help prevent the recurrence of this code.

Discuss the causes and fixes for P1730 Toyota OBDII Code

  • I have a 2002 toyota camry car, when the car is accelerating, it moves well but when it wants to select gear it becomes a little bit difficult, slows down and picks up again. i used my OBDii scanner, it is showing p1730 code. Please what do i do?

  • You probably have to replace the Counter Gear Speed Sensor. The sensor is on top of the transmission.

    Here is the only image I got from the sensor:

    Image

    Click here to enlarge image

  • Thanks a lot for your kind help, but please can I have a clearer view of the sensor?

  • Unfortunately that is the only image I got.

  • Hi so I'm having the same issue I got a 1730 Code on my 2001 rav4 So I replace delete check engine . Drove the car shift good and then after a couple of munites same Code came on . What can I do to get rid of the Code thanks

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